#454759
Closest named color: Dark Grey Blue (#29465B). oklch(40.3% 0.03 280), rgb(69, 71, 89).
Aa
White text reads best on this color (9.13:1).
About this color
#454759 is a dark, muted blue. In OKLCH its lightness is 40%, its chroma 0.030 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.040 away. White text reads best on it, at 9.13:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | muted (0.030) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.29:1 |
| White text | 9.13:1 |
Values
| HEX | #454759 |
| RGB | rgb(69, 71, 89) |
| HSL | hsl(234, 13%, 31%) |
| OKLCH | oklch(40.3% 0.03 280) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #454759 | 9.13:1 | AAA | Lc -95.4 | Preferred for body text |
| Black text on #454759 | 2.29:1 | Fails | Lc 12.9 | Not readable |
| #454759 text on white | 9.13:1 | AAA | Lc 91.0 | Preferred for body text |
| #454759 text on black | 2.29:1 | Fails | Lc -11.3 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 800.
-
Step 50
50
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9E9ED
oklch(93.5% 0.005 286.3)
-
Step 200
200
#D7D8E0
oklch(88.4% 0.011 280.5)
-
Step 300
300
#BEC0CC
oklch(81% 0.017 278.4)
-
Step 400
400
#9D9FB2
oklch(70.7% 0.028 280.9)
-
Step 500
500
#8587A0
oklch(63% 0.037 281.7)
-
Step 600
600
#6E718B
oklch(55.6% 0.04 279.8)
-
Step 700
700
#5C5F76
oklch(49.2% 0.037 279.1)
-
Step 800
800 (this color)
#454759
oklch(40.3% 0.03 280)
-
Step 900
900
#3F404E
oklch(37.6% 0.024 282)
-
Step 950
950
#25262E
oklch(27.1% 0.015 279.7)
#454759 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #42495A | 0.007 |
| Deuteranopia (no green cones) | #414759 | 0.006 |
| Tritanopia (no blue cones) | #404A4D | 0.027 |
| Achromatopsia (no color) | #484848 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #454759
#454759
oklch(40.3% 0.03 280)
- #4C4936
#4C4936
oklch(40.3% 0.03 100.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #454759, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.040
- Charcoal Grey #3C4142 ΔE 0.043
- Charcoal #264653 ΔE 0.045
- Dark Slate Gray #2F4F4F ΔE 0.046
- Onyx #343A40 ΔE 0.062
- YInMn Blue #415A77 ΔE 0.065
- Dusty Grape #545775 ΔE 0.066
- Deep Teal #00555A ΔE 0.070
Use #454759 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.